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isogloss

play
noun iso·gloss \ˈī-sə-ˌgläs, -ˌglȯs\

Definition of isogloss

  1. 1 :  a boundary line between places or regions that differ in a particular linguistic feature

  2. 2 :  a line on a map representing an isogloss

iso·gloss·al play \ˌī-sə-ˈglä-səl, -ˈglȯ-\ adjective
iso·gloss·ic play \-ˈglä-sik, -ˈglȯ-\ adjective


Origin of isogloss

International Scientific Vocabulary is- + Greek glōssa language — more at gloss


First Known Use: 1925


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